8531380

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1$

素因数の和:209

約数の個数: 96

約数和(自身を含む): 22296960

約数和(自身を除く): 13765580

約数列:

[1, 2, 4, 5, 10, 11, 13, 19, 20, 22, 26, 38, 44, 52, 55, 65, 76, 95, 110, 130, 143, 157, 190, 209, 220, 247, 260, 286, 314, 380, 418, 494, 572, 628, 715, 785, 836, 988, 1045, 1235, 1430, 1570, 1727, 2041, 2090, 2470, 2717, 2860, 2983, 3140, 3454, 4082, 4180, 4940, 5434, 5966, 6908, 8164, 8635, 10205, 10868, 11932, 13585, 14915, 17270, 20410, 22451, 27170, 29830, 32813, 34540, 38779, 40820, 44902, 54340, 59660, 65626, 77558, 89804, 112255, 131252, 155116, 164065, 193895, 224510, 328130, 387790, 426569, 449020, 656260, 775580, 853138, 1706276, 2132845, 4265690, 8531380]

約数ペア:

[(1, 8531380), (2, 4265690), (4, 2132845), (5, 1706276), (10, 853138), (11, 775580), (13, 656260), (19, 449020), (20, 426569), (22, 387790), (26, 328130), (38, 224510), (44, 193895), (52, 164065), (55, 155116), (65, 131252), (76, 112255), (95, 89804), (110, 77558), (130, 65626), (143, 59660), (157, 54340), (190, 44902), (209, 40820), (220, 38779), (247, 34540), (260, 32813), (286, 29830), (314, 27170), (380, 22451), (418, 20410), (494, 17270), (572, 14915), (628, 13585), (715, 11932), (785, 10868), (836, 10205), (988, 8635), (1045, 8164), (1235, 6908), (1430, 5966), (1570, 5434), (1727, 4940), (2041, 4180), (2090, 4082), (2470, 3454), (2717, 3140), (2860, 2983)]